May 2004
Beginner to intermediate
1032 pages
23h 48m
English
book
Sams Teach Yourself J2EE™ in 21 Days, Second Edition
by Martin Bond, Dan Haywood, Debbie Law, Andy Longshaw, Peter Roxburgh
Content preview from Sams Teach Yourself J2EE™ in 21 Days, Second Edition
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Q&A
| Q1: | What is the role of a resource adapter in the J2EE Connector architecture? |
| A1: | A resource adapter is a software driver that acts as a bridge between an EIS and a J2EE container. The J2EE Connector architecture specification defines the relationship between the EIS and an application server through the system contract. The system contract dictates the responsibilities of both parties with regard to connection pooling, transaction management, and security. These operations are transparent to application components, which simply invoke functions on the EIS via an API exposed by the resource adapter. |
| Q2: | I have a connection to an EIS, but I can't invoke its functions. What am I missing? |
| A2: | After you establish a connection to an EIS, you must ... |
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.